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関連する概念動画

Flashbulb Memory01:16

Flashbulb Memory

A flashbulb memory is a highly vivid and detailed memory, often linked to events of significant emotional impact. These memories stand out in contrast to everyday memories due to their clarity and the precision with which they are recalled. The strong emotions associated with the event act as a catalyst, ensuring that specific details, such as one's location, actions, and even peripheral elements, are etched into memory with remarkable accuracy. For example, many people can vividly recall where...
Repressed Memory01:16

Repressed Memory

Repressed memories are a psychological phenomenon where memories of traumatic events are unconsciously blocked from a person's awareness. This process occurs as a defense mechanism, protecting the mind from the emotional impact of distressing or painful experiences. For example, a person who has experienced childhood trauma may grow up with no conscious recollection of the event. In such cases, the memories are thought to be buried deep within the subconscious, inaccessible to the conscious...
Eyewitness Memory01:22

Eyewitness Memory

Eyewitness memory refers to the recollection of events by someone who has directly witnessed them, often serving as critical evidence in legal settings. This type of memory is commonly used in criminal cases where a witness describes details like a suspect's appearance, clothing, or behavior during a crime. However, despite its perceived reliability, eyewitness memory is prone to significant errors.
One such error is memory distortion, which occurs because human memory does not function like a...
Forgetting01:21

Forgetting

Forgetting is an intrinsic aspect of human memory, characterized by the gradual loss or inaccessibility of information over time. Hermann Ebbinghaus, a pioneering psychologist, extensively studied this phenomenon and formulated the forgetting curve. This curve illustrates that memory loss occurs rapidly immediately after learning and then decelerates over time. Several mechanisms contribute to forgetting, including encoding failure, storage decay, retrieval failure, and interference.
Encoding...
Interference and Decay01:16

Interference and Decay

Forgetting is a complex cognitive phenomenon influenced by several factors, among which interference and decay are particularly prominent. These processes explain why individuals often struggle to retrieve specific information from memory, leading to lapses in recall that can be observed in everyday situations.
Interference occurs when competing memories hinder the retrieval of particular information. It can be classified into two types: proactive and retroactive interference. Proactive...
False Memories01:18

False Memories

False memories represent a cognitive distortion in which individuals recall events that did not happen, or remember them in an altered form. This phenomenon highlights the brain's constructive nature in processing and recalling memories, emphasizing that memory is not a perfect representation of past events but rather a dynamic reconstruction influenced by various factors.
One primary source of false memories is misattribution, where individuals incorrectly associate external information with...

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関連する実験動画

Updated: Jun 24, 2026

Extinction Training During the Reconsolidation Window Prevents Recovery of Fear
11:17

Extinction Training During the Reconsolidation Window Prevents Recovery of Fear

Published on: August 24, 2012

電気ショック,逆行性記憶喪失,単発ショック法

D J LEONARD, A ZAVALA

    Science (New York, N.Y.)
    |November 20, 1964
    PubMed
    まとめ

    学習直後の電気ショックは,遡及記憶喪失を引き起こす. 統合理論は,この記憶喪失を最もよく説明し,神経エングラム形成への干渉を示唆しています.

    科学分野:

    • 神経科学は神経科学である.
    • 認知心理学とは,認知心理学である.
    • 行動科学は,行動科学である.

    背景:

    • 電気性ショック (ECS) は,記憶喪失を引き起こすことが知られている.
    • ECS誘発の記憶喪失の背後にある正確なメカニズムは議論されています.
    • 以前の研究は,嫌悪反応や記憶の統合への干渉を示唆している.

    研究 の 目的:

    • ECSと遡及記憶喪失の因果関係を調査する.
    • 記憶喪失の説明として,嫌悪反応と統合干渉を区別する.
    • ECSと記憶喪失の研究のためのシングルショックの方法を検証する.

    主な方法:

    • 実験モデルでの学習セッションの直後に電気ショックを与えること.
    • 学習反応に対する遡及記憶喪失の発生を観察する.
    • 嫌悪反応の説明と統合理論の有効性を比較する.

    主要な成果:

    • ECSは,学習直後の信頼性の高い遡及記憶喪失を誘発した.
    • 嫌悪反応と競合する反応は,観察された記憶喪失の不十分な説明であることが判明しました.
    • 記憶統合の干渉が最も妥当なメカニズムとして現れた.
    キーワード:
    記憶喪失症 (AMNESIA) とはコンヴュルシオンとはエレクトロコンバルシブショックです.実験実験室での研究学ぶこと 学ぶことラット (RATS) とは

    さらに関連する動画

    Disrupting Reconsolidation of Fear Memory in Humans by a Noradrenergic β-Blocker
    08:32

    Disrupting Reconsolidation of Fear Memory in Humans by a Noradrenergic β-Blocker

    Published on: December 18, 2014

    A Prediction Error-driven Retrieval Procedure for Destabilizing and Rewriting Maladaptive Reward Memories in Hazardous Drinkers
    08:05

    A Prediction Error-driven Retrieval Procedure for Destabilizing and Rewriting Maladaptive Reward Memories in Hazardous Drinkers

    Published on: January 5, 2018

    関連する実験動画

    Last Updated: Jun 24, 2026

    Extinction Training During the Reconsolidation Window Prevents Recovery of Fear
    11:17

    Extinction Training During the Reconsolidation Window Prevents Recovery of Fear

    Published on: August 24, 2012

    Disrupting Reconsolidation of Fear Memory in Humans by a Noradrenergic β-Blocker
    08:32

    Disrupting Reconsolidation of Fear Memory in Humans by a Noradrenergic β-Blocker

    Published on: December 18, 2014

    A Prediction Error-driven Retrieval Procedure for Destabilizing and Rewriting Maladaptive Reward Memories in Hazardous Drinkers
    08:05

    A Prediction Error-driven Retrieval Procedure for Destabilizing and Rewriting Maladaptive Reward Memories in Hazardous Drinkers

    Published on: January 5, 2018

    結論:

    • ECSの後の遡及記憶喪失は,神経エングラムの統合への干渉によって最もよく説明されます.
    • シングルショックの方法は,ECSと記憶に関するさらなる研究に適したアプローチです.
    • 今後の研究は,ECSの影響を受ける記憶の統合の神経生物学的プロセスに焦点を当てるべきである.